dnl
dnl $Id$
dnl

PHP_ARG_ENABLE(zip, for zip archive read/writesupport,
[  --enable-zip            Include Zip read/write support])

if test -z "$PHP_ZLIB_DIR"; then
  PHP_ARG_WITH(zlib-dir, for the location of libz,
  [  --with-zlib-dir[=DIR]     ZIP: Set the path to libz install prefix], no, no)
fi

PHP_ARG_WITH(pcre-dir, pcre install prefix,
[  --with-pcre-dir         ZIP: pcre install prefix], no, no)

PHP_ARG_WITH(libzip, libzip,
[  --with-libzip[=DIR]       ZIP: use libzip], yes, no)

if test "$PHP_ZIP" != "no"; then

  dnl libzip, depends on zlib
  if test "$PHP_ZLIB_DIR" != "no" && test "$PHP_ZLIB_DIR" != "yes"; then
    if test -f "$PHP_ZLIB_DIR/include/zlib/zlib.h"; then
      PHP_ZLIB_DIR="$PHP_ZLIB_DIR"
      PHP_ZLIB_INCDIR="$PHP_ZLIB_DIR/include/zlib"
    elif test -f "$PHP_ZLIB_DIR/include/zlib.h"; then
      PHP_ZLIB_DIR="$PHP_ZLIB_DIR"
      PHP_ZLIB_INCDIR="$PHP_ZLIB_DIR/include"
    else
      AC_MSG_ERROR([Can not find zlib headers under "$PHP_ZLIB_DIR"])
    fi
  else
    for i in /usr/local /usr; do
      if test -f "$i/include/zlib/zlib.h"; then
        PHP_ZLIB_DIR="$i"
        PHP_ZLIB_INCDIR="$i/include/zlib"
      elif test -f "$i/include/zlib.h"; then
        PHP_ZLIB_DIR="$i"
        PHP_ZLIB_INCDIR="$i/include"
      fi
    done
  fi

  dnl # zlib
  AC_MSG_CHECKING([for the location of zlib])
  if test "$PHP_ZLIB_DIR" = "no"; then
    AC_MSG_ERROR([zip support requires ZLIB. Use --with-zlib-dir=<DIR> to specify prefix where ZLIB include and library are located])
  else
    AC_MSG_RESULT([$PHP_ZLIB_DIR])
    PHP_ADD_LIBRARY_WITH_PATH(z, $PHP_ZLIB_DIR/$PHP_LIBDIR, ZIP_SHARED_LIBADD)
    PHP_ADD_INCLUDE($PHP_ZLIB_INCDIR)
  fi

  if test "$PHP_LIBZIP" != "no"; then

    AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

    dnl system libzip, depends on libzip
    AC_MSG_CHECKING(for libzip)
    if test -r $PHP_LIBZIP/include/zip.h; then
      LIBZIP_CFLAGS="-I$PHP_LIBZIP/include"
      LIBZIP_LIBDIR="$PHP_LIBZIP/$PHP_LIBDIR"
      AC_MSG_RESULT(from option: found in $PHP_LIBZIP)

    elif test -x "$PKG_CONFIG" && $PKG_CONFIG --exists libzip; then
      if $PKG_CONFIG libzip --atleast-version 0.11; then
        LIBZIP_CFLAGS=`$PKG_CONFIG libzip --cflags`
        LIBZIP_LIBDIR=`$PKG_CONFIG libzip --variable=libdir`
        LIBZIP_VERSON=`$PKG_CONFIG libzip --modversion`
        AC_MSG_RESULT(from pkgconfig: version $LIBZIP_VERSON found in $LIBZIP_LIBDIR)
      else
        AC_MSG_ERROR(system libzip must be upgraded to version >= 0.11)
      fi

    else
      for i in /usr/local /usr; do
        if test -r $i/include/zip.h; then
          LIBZIP_CFLAGS="-I$i/include"
          LIBZIP_LIBDIR="$i/$PHP_LIBDIR"
          AC_MSG_RESULT(in default path: found in $i)
          break
        fi
      done
    fi

    if test -z "$LIBZIP_LIBDIR"; then
      AC_MSG_RESULT(not found)
      AC_MSG_ERROR(Please reinstall the libzip distribution)
    fi

    dnl Could not think of a simple way to check libzip for overwrite support
    PHP_CHECK_LIBRARY(zip, zip_open,
    [
      PHP_ADD_LIBRARY_WITH_PATH(zip, $LIBZIP_LIBDIR, ZIP_SHARED_LIBADD)
      AC_DEFINE(HAVE_LIBZIP,1,[ ])
    ], [
      AC_MSG_ERROR(could not find usable libzip)
    ], [
      -L$LIBZIP_LIBDIR
    ])

    PHP_CHECK_LIBRARY(zip, zip_file_set_encryption,
    [
      PHP_ADD_LIBRARY_WITH_PATH(zip, $LIBZIP_LIBDIR, ZIP_SHARED_LIBADD)
      AC_DEFINE(HAVE_ENCRYPTION, 1, [Libzip >= 1.2.0 with encryption support])
    ], [
      AC_MSG_WARN(Libzip >= 1.2.0 needed for encryption support)
    ], [
      -L$LIBZIP_LIBDIR
    ])

    PHP_CHECK_LIBRARY(zip, zip_libzip_version,
    [
      AC_DEFINE(HAVE_LIBZIP_VERSION, 1, [Libzip >= 1.3.1 with zip_libzip_version function])
    ], [
    ], [
      -L$LIBZIP_LIBDIR
    ])

    AC_DEFINE(HAVE_ZIP,1,[ ])
    PHP_NEW_EXTENSION(zip, php_zip.c zip_stream.c, $ext_shared,, $LIBZIP_CFLAGS)
    PHP_SUBST(ZIP_SHARED_LIBADD)
  else
    AC_MSG_WARN(========================================================)
    AC_MSG_WARN(Use of bundled libzip is deprecated and will be removed.)
    AC_MSG_WARN(Some features such as encryption and bzip2 are not available.)
    AC_MSG_WARN(Use system library and --with-libzip is recommended.)
    AC_MSG_WARN(========================================================)


  PHP_ZIP_SOURCES="$PHP_ZIP_SOURCES lib/zip_add.c lib/zip_add_dir.c lib/zip_add_entry.c\
			lib/zip_buffer.c lib/zip_file_set_mtime.c lib/zip_io_util.c lib/zip_source_begin_write.c \
			lib/zip_source_call.c lib/zip_source_commit_write.c lib/zip_source_is_deleted.c \
			lib/zip_source_remove.c lib/zip_source_rollback_write.c lib/zip_source_seek.c \
			lib/zip_source_seek_write.c lib/zip_source_supports.c lib/zip_source_tell.c \
			lib/zip_source_tell_write.c lib/zip_source_write.c \
			lib/zip_close.c lib/zip_delete.c lib/zip_dir_add.c lib/zip_dirent.c lib/zip_discard.c lib/zip_entry.c\
			lib/zip_err_str.c lib/zip_error.c lib/zip_error_clear.c lib/zip_error_get.c lib/zip_error_get_sys_type.c\
			lib/zip_error_strerror.c lib/zip_error_to_str.c lib/zip_extra_field.c lib/zip_extra_field_api.c\
			lib/zip_fclose.c lib/zip_fdopen.c lib/zip_file_add.c lib/zip_file_error_clear.c lib/zip_file_error_get.c\
			lib/zip_file_get_comment.c lib/zip_file_get_offset.c lib/zip_file_rename.c lib/zip_file_replace.c\
			lib/zip_file_set_comment.c lib/zip_file_strerror.c lib/zip_filerange_crc.c lib/zip_fopen.c\
			lib/zip_file_get_external_attributes.c lib/zip_file_set_external_attributes.c \
			lib/zip_fopen_encrypted.c lib/zip_fopen_index.c lib/zip_fopen_index_encrypted.c lib/zip_fread.c\
			lib/zip_get_archive_comment.c lib/zip_get_archive_flag.c lib/zip_get_compression_implementation.c\
			lib/zip_get_encryption_implementation.c lib/zip_get_file_comment.c lib/zip_get_name.c lib/zip_get_num_entries.c \
			lib/zip_get_num_files.c lib/zip_memdup.c lib/zip_name_locate.c lib/zip_new.c lib/zip_open.c lib/zip_rename.c lib/zip_replace.c\
			lib/zip_hash.c \
			lib/zip_set_archive_comment.c lib/zip_set_archive_flag.c lib/zip_set_default_password.c lib/zip_set_file_comment.c\
			lib/zip_set_file_compression.c lib/zip_set_name.c lib/zip_source_buffer.c lib/zip_source_close.c lib/zip_source_crc.c\
			lib/zip_source_deflate.c lib/zip_source_error.c lib/zip_source_file.c lib/zip_source_filep.c lib/zip_source_free.c\
			lib/zip_source_function.c lib/zip_source_layered.c lib/zip_source_open.c lib/zip_source_pkware.c \
			lib/zip_source_read.c lib/zip_source_stat.c lib/zip_source_window.c lib/zip_source_zip.c lib/zip_source_zip_new.c\
			lib/zip_stat.c lib/zip_stat_index.c lib/zip_stat_init.c lib/zip_strerror.c lib/zip_string.c lib/zip_unchange.c lib/zip_unchange_all.c\
			lib/zip_unchange_archive.c lib/zip_unchange_data.c lib/zip_utf-8.c lib/mkstemp.c"

  AC_DEFINE(HAVE_ZIP,1,[ ])
  PHP_NEW_EXTENSION(zip, php_zip.c zip_stream.c $PHP_ZIP_SOURCES, $ext_shared)
  PHP_ADD_BUILD_DIR($ext_builddir/lib, 1)
  PHP_ADD_INCLUDE([$ext_srcdir/lib])
  PHP_SUBST(ZIP_SHARED_LIBADD)
fi

AC_CHECK_HEADERS(stdbool.h)
AC_CHECK_HEADERS(fts.h)

AC_CHECK_TYPES([int8_t])
AC_CHECK_TYPES([int16_t])
AC_CHECK_TYPES([int32_t])
AC_CHECK_TYPES([int64_t])
AC_CHECK_TYPES([uint8_t])
AC_CHECK_TYPES([uint16_t])
AC_CHECK_TYPES([uint32_t])
AC_CHECK_TYPES([uint64_t])
AC_CHECK_TYPES([ssize_t])

AC_CHECK_SIZEOF([short])
AC_CHECK_SIZEOF([int])
AC_CHECK_SIZEOF([long])
AC_CHECK_SIZEOF([long long])
AC_CHECK_SIZEOF([off_t])
if test "$ac_cv_sizeof_off_t" = "0" ; then
  AC_MSG_ERROR(off_t undefined; check your library configuration)
fi
AC_CHECK_SIZEOF([size_t])

AC_PATH_PROG([TOUCH], [touch])
AC_PATH_PROG([UNZIP], [unzip])

AC_STRUCT_TIMEZONE

case $host_os
in
    *bsd*) MANFMT=mdoc;;
    *) MANFMT=man;;
esac
AC_SUBST([MANFMT])

  dnl so we always include the known-good working hack.
  PHP_ADD_MAKEFILE_FRAGMENT
fi